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Oval|Natural|GIA

1.51ct J SI2 Oval Natural Diamond

ID • J/SI2 • GIA 6552732132

Certificate GIA 6552732132

Diamond specifications and retailer prices

From £3,710 GBP
$4,971 USD
As of October 30, 2026
Save £4,143 GBP (53%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £7,853 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552732132. Listed at 19 retailers as of October 30, 2026, with prices from £3,710 to £7,853, a £4,143 spread on the same certified stone. NZ Jewellers lists it at £7,853. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.95°
OriginNatural
Grading LabGIA
CertificateGIA 6552732132
Dimensions9.30 × 6.21 × 3.95 mm
L/W Ratio1.50
Girdle conditionVery Thick
Key to symbols
Twinning Wisp, Cloud, Needle, Natural
Top View
9.30 mm6.21 mm1.51 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552732132
Side View
Table 62.0%Crown 37.95°Girdle: MediumPavilionCulet: NoneDepth 63.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £7,853 GBP|Low: £3,017 GBP|High: £7,853 GBP|Avg: £4,506 GBP|+33.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 11£3,321 GBP
Retailer 19£3,710 GBP
Retailer 8£3,744 GBP
Retailer 12£3,805 GBP
Retailer 6£3,959 GBP
Retailer 17£4,201 GBP
Retailer 20£4,239 GBP
Retailer 3£4,254 GBP
Retailer 4£4,254 GBP
Retailer 18£4,254 GBP
Retailer 9£4,305 GBP
Retailer 14£4,504 GBP
Retailer 2£4,643 GBP
Retailer 5£4,801 GBP
Retailer 10£4,908 GBP
Retailer 15£5,131 GBP
Retailer 16£5,177 GBP
Retailer 7£6,873 GBP
Retailer 13£6,917 GBP
NZ Jewellers£7,853 GBP

31 data points across 20 retailers

19 retailers£3,710 GBP to £7,853 GBP

Retailer 1
-
£3,321 GBP
$4,450 USD
Price last confirmed 20 days ago
B+
Retailer 2
-
£3,710 GBP
$4,971 USD
View
B+
Retailer 3
-
£3,744 GBP
$5,016 USD
View
B+
Retailer 4
-
£3,959 GBP
$5,305 USD
View
B
Retailer 5
-
£4,201 GBP
$5,628 USD
View
B+
Retailer 6
-
£4,239 GBP
CA$7,889 CAD
View
B
Retailer 7
-
£4,254 GBP
$5,700 USD
View
B+
Retailer 8
-
£4,254 GBP
$5,700 USD
View
B+
Retailer 9
-
£4,254 GBP
$5,700 USD
View
B+
Retailer 10
-
£4,305 GBP
$5,768 USD
View
B+
Retailer 11
-
£4,504 GBP
View
B
Retailer 12
-
£4,643 GBP
View
B
Retailer 13
-
£4,659 GBP
$6,243 USD
View
B
Retailer 14
-
£4,801 GBP
$6,433 USD
View
B
Retailer 15
-
£4,908 GBP
$6,576 USD
View
B
Retailer 16
-
£5,131 GBP
€6,547 EUR
View
B
Retailer 17
-
£6,873 GBP
$9,209 USD
View
C
Retailer 18
-
£6,917 GBP
View
Most Expensive
C
NZ Jewellers
8b9397df-d79b-43fa-a77f-79ff72ae40b1 · Oct 30
£7,853 GBP
$10,522 USD
View
18 more retailers have this diamond
Prices start from £3,710 GBPSave up to £4,143 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.51ct Oval
£3,710 GBP